Saying there is "no evidence" is factually absurd. There are a whole host of possibilities for practical long distance space travel. At very least for small lig

Saying there is "no evidence" is factually absurd. There are a whole host of possibilities for practical long distance space travel. At very least for small light-weight robots. And it even seems possible that we can viably transport our entire solarsystem: https://www.youtube.com/watch?v=v3y8AIEX_dU https://www.youtube.com/watch?v=v3y8AIEX_dU . No evidence indeed... only if you lack imagination.